iTop/core/metamodel/IncludeFileReader.php

<?php

use PhpParser\Error;
use PhpParser\ParserFactory;

class IncludeFileReader
{
	private static IncludeFileReader $oInstance;

	protected function __construct()
	{
	}

	final public static function GetInstance(): IncludeFileReader
	{
		if (!isset(IncludeFileReader::$oInstance)) {
			IncludeFileReader::$oInstance = new IncludeFileReader();
		}

		return self::$oInstance;
	}

	final public static function SetInstance(?IncludeFileReader $oInstance): void
	{
		IncludeFileReader::$oInstance = $oInstance;
	}

	public function GetClasses($sPath): array
	{
		try {
			$oParser = (new ParserFactory())->createForNewestSupportedVersion();
			$aNodes = $oParser->parse(file_get_contents($sPath));
		} catch (Error $e) {
			throw new Exception("PHP Class Parsing of $sPath caused an exception: ".$e->getMessage(), 0, $e);
		}

		$aRes = [];
		try {
			foreach ($aNodes as $sKey => $oNode) {
				if ($oNode instanceof PhpParser\Node\Stmt\Class_) {
					/** @var PhpParser\Node\Stmt\Class_ $oNode */
					//var_dump($oNode->name);
					$aRes[] = $oNode->name->name;
				}

			}
			return $aRes;
		} catch (Exception $e) {
			throw new Exception("PHP Class Discovery of $sPath caused an exception: ".$e->getMessage(), 0, $e);
		}
	}
}